The word(s) "opinion" appears 3 time(s) in 3 verse(s) in Quran in Abdullah Yusuf Ali translation.

(1) Just ask their opinion: are they the more difficult to create, or the (other) beings We have created? Them have We created out of a sticky clay!

(سورة الصافات, As-Saaffaat, Chapter #37, Verse #11)
(Arabic, Transliteration, Urdu (Ahmed Ali), Urdu (Jalandhry), Farsi, Yusuf Ali, Shakir, Picthal, Mohsin Khan, French, Spanish, Indonesian, Malay, German, Bosnian, Russian, Dutch, Italian, Portuguese, Tafsir - Jalal ad-Din, Tafsir - King Fahad Quran Complex)

(2) Now ask them their opinion: Is it that thy Lord has (only) daughters, and they have sons?-

(سورة الصافات, As-Saaffaat, Chapter #37, Verse #149)
(Arabic, Transliteration, Urdu (Ahmed Ali), Urdu (Jalandhry), Farsi, Yusuf Ali, Shakir, Picthal, Mohsin Khan, French, Spanish, Indonesian, Malay, German, Bosnian, Russian, Dutch, Italian, Portuguese, Tafsir - Jalal ad-Din, Tafsir - King Fahad Quran Complex)

(3) And that He may punish the Hypocrites, men and women, and the Polytheists men and women, who imagine an evil opinion of Allah. On them is a round of Evil: the Wrath of Allah is on them: He has cursed them and got Hell ready for them: and evil is it for a destination.

(سورة الفتح, Al-Fath, Chapter #48, Verse #6)
(Arabic, Transliteration, Urdu (Ahmed Ali), Urdu (Jalandhry), Farsi, Yusuf Ali, Shakir, Picthal, Mohsin Khan, French, Spanish, Indonesian, Malay, German, Bosnian, Russian, Dutch, Italian, Portuguese, Tafsir - Jalal ad-Din, Tafsir - King Fahad Quran Complex)